Jacob Levi Montefiore (11 January 1819 – 24 January 1885) was a British businessman and financier known for his activities in the Australian colony of New South Wales.
He was born at Bridgetown in Barbados to merchant Isaac Jacob Levi[1] and his wife Esther Hannah Montefiore, who was related to Sir Moses Montefiore and the Rothschilds.
[2] The children adopted their mother's surname, including Jacob's younger brother Eliezer Levi Montefiore.
On 9 July 1851 he married Caroline Antonine Gerardine Louyet in London.
He also published works on economic theory, was chairman of a number of mining companies, campaigned for free trade, and composed the libretto for the opera Don John of Austria with music by Isaac Nathan.